In the past year (2025), He-Ren Cheng (鄭合任) competed in 2 competitions and 3 rounds across 2 events, from Mar 1st to Dec 14th.
Solves/Attempts
He attempted 12 solves and completed 11.
| Event | Solves | Attempts |
| 3x3x3 Cube | 10 | 10 |
| 4x4x4 Cube | 1 | 2 |
Personal Bests
He broke his personal best 5 times across 2 events, including 3 singles and 2 averages.
| Event | Times | Single | Average |
| 3x3x3 Cube | 4 | 2 | 2 |
| 4x4x4 Cube | 1 | 1 | 0 |
Improvements of Single
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 24.96 | 17.59 | 7.37 (41.90%) |
| 4x4x4 Cube | - | 2:08.71 | - |
Improvements of Average
| Event | ≤2024 | 2025 | Improvement |
| 3x3x3 Cube | 32.18 | 20.26 | 11.92 (58.84%) |
Cubers
He met 346 cubers from 8 countries/regions, 46 of whom competed with him more than once.
| Shared Competitions | Competitors |
| 1 | 300 |
| 2 | 46 |
| All | 346 |
Regions
He competed in 1 country/region.
Cities
In China, he visited 1 city while competing.
